{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013085","490:4900013082","490:4900013047","490:4900013084","490:4900013017","490:4900012533","490:4900013014","490:4900012976","490:4900013013","490:4900013051","490:4900013083","490:4900013235","490:4900013117","490:4900012975","490:4900013234","490:4900013048","494:4940008047","472:4720007946","490:4900013299","490:4900013018","489:4890005471","489:4890005225","470:4700005714","479:4790001674","494:4940005405"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,472,490,490,489,489,470,479,494],"twin_sims":[0.25477944188329743,0.19268146568181221,0.1617060580799214,0.1025811560830997,0.07107811281181173,0.06502133956308258,0.04959855586644774,0.03646537286304718,0.035165185851233266,0.02608206392157023,0.024239957868455654,0.023778558579659857,0.02119094327036412,0.019908217221197937,0.019798816714981435,0.01765941651961855,0.017470439755139087,0.010902518405003338,0.010273004131906075,0.010047037418793422,0.008732531374769816,0.007075058769233167,0.006628523689886204,0.006052170874259091,0.005770252006391996],"twin_dists":[0.2147730624346299,0.23569388443860892,0.24791913986308112,0.2771596431819096,0.29865348300288697,0.3036419830056338,0.3183272995031599,0.3342290171918317,0.33605628907485935,0.35073361699961375,0.35423860333590995,0.35515251345668114,0.3605827272388174,0.36349187918096176,0.3637474923850337,0.36901207355709675,0.3695035290956052,0.39043482919716543,0.39299581142552165,0.3939492682663568,0.3999079889031787,0.40868921860413604,0.41137108501471226,0.41508415426007034,0.4170180408762703],"n_dims_used":45,"mean_confidence":0.9105662027994792},"coverage":{"mean_confidence":0.9105662027994792,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}